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Inventor

Goro Yoneyama

Inventor
Kawagoe, JP

Overview

3→
Patents
1982–1987
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B29Cprimary
B29CShaping or joining of plastics60%
B29BPreparation or pretreatment of the material to be shaped20%
F27BFurnaces, kilns, ovens or retorts in general20%
PatentTitleYear
4,666,393'Apparatus for manufacturing polyurethane foam slabs in a batch'19874,352,651'Mold equipment'19824,325,688'Mold equipment'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to TOYO RUBBER CHEMICAL IND CO (2)· patent assignee history
1982–1987Based in Kawagoe, JP· patent location history
1987Patents assigned to HUMAN IND CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYO RUBBER CHEMICAL IND CO21982
HUMAN IND CORP11987
Locations
LocationPatentsSpan
Kawagoe, JP31982–1987